Resources Contact Us Home
Browse by Category: Main > Transportation & Automotive
Class Information
Number: 477/176
Name: Interrelated power delivery controls, including engine control > Clutch control > Condition responsive control > Speed responsive > Slip rate control
Description: Subject matter wherein a speed differential between parts of a clutch* is regulated.

Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8694212 Vehicle speed estimator and traction control device Apr. 8, 2014
8682554 Control device of lock-up clutch Mar. 25, 2014
8657721 Driveline stiffness relaxation systems and methods for DFCO operation Feb. 25, 2014
8652002 Method of operating a torque converter clutch Feb. 18, 2014
8640839 Control device for vehicular power transmitting system and corresponding method Feb. 4, 2014
8641579 Method for controlling a rolling or coasting function of a vehicle Feb. 4, 2014
8645036 Method for controlling a clutch unit Feb. 4, 2014
8636620 Automatic transmission Jan. 28, 2014
8596156 Vehicle transmission with clutch pack overrun Dec. 3, 2013
8600631 Engine speed assist torque converter clutch control Dec. 3, 2013
8594899 Clutch run-in by slip control Nov. 26, 2013
8589042 System and method for adaptive transmission clutch torque control Nov. 19, 2013
8585553 Method for reducing backlash vibrations in hybrid electric vehicle Nov. 19, 2013
8577572 Method and device for adapting the control of the clutches of a double clutch transmission Nov. 5, 2013
8565985 Transmission control device and method for working vehicle Oct. 22, 2013
8562486 Automatic transmission with dual offgoing clutches Oct. 22, 2013
8548704 Lock-up clutch control device for automatic transmission and control method thereof Oct. 1, 2013
8517894 Method for actuating a clutch of a hydrodynamic torque converter Aug. 27, 2013
8494740 Method for controlling rotation speed Jul. 23, 2013
8494735 Method for operating the torque converter lock-up clutch in a power transmission of a mobile machine comprising at least one hydraulically actuated lifting device Jul. 23, 2013
8489298 Desired torque converter clutch slip feedback recovery algorithm for tip-in maneuvers Jul. 16, 2013
8447508 Stochastic detection of torque converter slip speed and related control May. 21, 2013
8437933 Vehicle control apparatus and vehicle control method May. 7, 2013
8393998 Vehicle control apparatus and vehicle control method Mar. 12, 2013
8380410 Clutch control device Feb. 19, 2013
8326503 Lock-up clutch control device Dec. 4, 2012
8292785 Control of torque direction transition in a powershift transmission Oct. 23, 2012
8241180 Method for controlling a creeping process and drive train configured for such method Aug. 14, 2012
8187144 Clutch torque control system of hybrid electric vehicle May. 29, 2012
8185283 Output torque calculating apparatus and calculating method May. 22, 2012
8177686 Transmission torque converter clutch control May. 15, 2012
8167775 Method for clutch protection May. 1, 2012
8165772 Transmission slip control Apr. 24, 2012
8147381 Clutch control system for saddle riding type vehicle Apr. 3, 2012
8123657 Method for the operation of a drive train Feb. 28, 2012
8118707 Method for controlling a belt-type continuously variable transmission and a friction clutch in a vehicular drive line Feb. 21, 2012
8118708 Method for controlling an automated friction clutch Feb. 21, 2012
8109857 Vehicle launch device having fluid coupling and electric machine Feb. 7, 2012
8112209 Vehicle driving force control device Feb. 7, 2012
8095255 Control apparatus for hybrid vehicle Jan. 10, 2012
8079936 Gear shift control of a dual clutch transmission Dec. 20, 2011
8062181 Method and control device for adjusting a rotational speed of a shaft of a gear change transmission Nov. 22, 2011
8046143 Automatic gear control device Oct. 25, 2011
8046144 Systems and methods for non-linear proportional and derivative control during vehicle garage shifts Oct. 25, 2011
8010265 Effective driveline vibration detection algorithm in transmission TCC slip control Aug. 30, 2011
7988597 Method and apparatus for controlling a torque converter clutch Aug. 2, 2011
7979186 Torque converter clutch apply adapt and quality apply detection converter slip acceleration Jul. 12, 2011
7959537 Valve timing control apparatus Jun. 14, 2011
7957880 Slip detection and traction control for a vehicle Jun. 7, 2011
7951042 Control device for automatic transmission May. 31, 2011

1 2 3 4 5 6

  Recently Added Patents
Communication device
System or method to assist and automate an information security classification and marking process for government and non-government organizations for information of an electronic document
Supporting multiple channels of a single interface
Antennas and their coupling characteristics for wireless power transfer via magnetic coupling
Picture quality control method and image display using same
Pet fish burial pod
Landscape post for solar and other light fixtures
  Randomly Featured Patents
Scalable magnetic memory cell with reduced write current
Absolute position detection method for stroke sensing cylinder
System and methods for wirelessly providing update information of and downloading previously obtained content to a newly activated mobile station
Deposition system and methods having improved material utilization
Electrical connector assembly with pick up cap alternatively attached to a housing or a cover
Fluid feeding device
Hand held light apparatus
Blade sharpening apparatus
Active matrix circuit for liquid crystal displays